Ethereum has fixed Glamsterdam an upgrade vulnerability, so staking deposits are no longer mistakenly credited to builders
BIBIBI
AT A GLANCE
Ethereum developers have fixed Glamsterdam a deposit attribution vulnerability in the upgrade, and no losses have been reported.
Article
Ethereum fixes Glamsterdam a vulnerability preventing staking deposits from being mistakenly credited to builder accounts
PANews October 27 reports, citing CoinDesk, that Ethereum developers have fixed Glamsterdam a vulnerability in the upgrade that could allow operators to take the funds originally intended by staking services for new validators ETH. The fix changed the processing rules for validator deposits and was merged on Monday, while developers 1 had rejected the modification weeks earlier. Researcher avsetsin discovered that if an operator first registers as a builder with a specific public key and the staking service subsequently deposits ETH to launch a validator using the same key, the draft rules would credit both deposits to the builder. avsetsin said this was a conditional code finding, not a confirmed live exploit; existing checks can prevent the attack, and no losses have been reported. The new rules order pending deposits based on withdrawal credentials, keeping validator deposits attributable to validators.Glamsterdam has been running on the Sepolia testnet,...
Key points
01
According to CoinDesk, Ethereum developers have fixed Glamsterdam a vulnerability in the upgrade.
02
The vulnerability could allow operators to take the funds that staking services originally intended to use to launch new validators ETH。
03
The fix changed the processing rules for validator deposits and was merged on Monday.
04
Researcher avsetsin discovered that if an operator first registers as a builder using a specific public key and the staking service subsequently deposits ETH, the draft rules would credit both deposits to the builder.
05
avsetsin called it a conditional code finding, not a confirmed live exploit.
06
The original article says existing checks can prevent the attack, and no losses have been reported.
07
The new rules order pending deposits based on withdrawal credentials, keeping validator deposits attributable to validators.
08
Glamsterdam It has been running on the Sepolia testnet.
AI-assisted interpretation
The following is analysis, separate from reported facts. Verify important claims independently.
In simple terms, a specific sequence of operations and the same key could cause staking deposits intended for new validators to be incorrectly credited to the builder. Developers adjusted the ordering rules for pending deposits so that validator deposits remain attributable to validators.
Why it matters to readers
The issue concerns the account attribution of ETH staking deposits; the fix reduces the risk of deposits being incorrectly accounted for or taken by operators.
New users of Ethereum staking services should check whether the service has adopted rules containing this fix, although the original article says no losses have been reported.
Risks and unknowns
The finding is a conditional code issue, not a confirmed live exploit.
The original article does not state whether the fix has been deployed to the Ethereum mainnet.
The article is truncated, so it is impossible to confirm Glamsterdam subsequent testing and deployment status.
It cannot be confirmed from the original article that existing checks can prevent the attack under all conditions.
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